package main

import "fmt"

func main() {
	m := make(map[string]int)
	m["k1"] = 7
	m["k2"] = 13
	
	fmt.Println("map:", m)
	
	v1 := m["k1"]
	fmt.Println("v1:", v1)
	fmt.Println("len", len(m))
	
	delete(m, "k2")
	fmt.Println("map", m)
	
	_,prs := m["k2"]
	fmt.Println("prs", prs)
	
	n := map[string]int{"foo":1, "bar":2}
	fmt.Println("map", n)
}